package com.oop.demo07;

//static:
public class Student {
    private static int age; //静态的变量  多线程！
    private double scoce;   //非静态变量

    public void run(){
        go();
    }

    public static void go(){

    }

    public static void main(String[] args) {
        Student student = new Student();

        System.out.println(Student.age);
        System.out.println(student.age);
        System.out.println(student.scoce);

        student.run();
        Student.go();
        go();
    }
}
